Recreational vehicle awning support adapter



FIG. 1 is a top, front and left end perspective view of a recreational vehicle support adapter showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a recreational vehicle awning support adapter, as shown and described. 